/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.tika.listener;

import java.util.Locale;

/**
 * Listener interface for monitoring the locale of a parsed text stream.
 * A parser component that can identify the current locale of the text
 * being parsed can signal that information through this interface.
 */
public interface LocaleListener {

    /**
     * Sets the current language of the monitored text stream. The parser
     * component will invoke this method always before a returning one or
     * more characters that belong in a different locale than previously
     * reported.
     *
     * @param locale the locale of the next characters
     */
    void setLocale(Locale locale);

}
